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CWE-1333 类漏洞列表 359

CWE-1333 类弱点 359 条 CVE 漏洞汇总,含 AI 中文分析。

CWE-1333 属于正则表达式复杂度漏洞,指产品使用了最坏情况下计算效率低下甚至呈指数级增长的表达式。攻击者通常通过构造特定的“灾难性回溯”输入,触发正则引擎的无限循环或极高资源消耗,从而实施拒绝服务攻击。开发者应避免使用嵌套量词或重叠子模式,采用非贪婪匹配、原子组或预编译优化,并限制输入长度,以确保正则表达式的执行效率与安全性。

MITRE CWE 官方描述
CWE:CWE-1333 低效的正则表达式复杂度 (Inefficient Regular Expression Complexity) 英文:产品使用的正则表达式在最坏情况下的计算复杂度低效,且可能呈指数级增长。
常见影响 (1)
Availability DoS: Resource Consumption (CPU)
Attackers can create crafted inputs that intentionally cause the regular expression to use excessive backtracking in a way that causes the CPU consumption to spike.
缓解措施 (4)
Architecture and Design Use regular expressions that do not support backtracking, e.g. by removing nested quantifiers.
Effectiveness: High
System Configuration Set backtracking limits in the configuration of the regular expression implementation, such as PHP's pcre.backtrack_limit. Also consider limits on execution time for the process.
Effectiveness: Moderate
Implementation Do not use regular expressions with untrusted input. If regular expressions must be used, avoid using backtracking in the expression.
Effectiveness: High
Implementation Limit the length of the input that the regular expression will process.
Effectiveness: Moderate
代码示例 (2)
This example attempts to check if an input string is a "sentence" [REF-1164].
var test_string = "Bad characters: $@#"; var bad_pattern  = /^(\w+\s?)*$/i; var result = test_string.search(bad_pattern);
Bad · JavaScript
var test_string = "Bad characters: $@#"; var good_pattern  = /^((?=(\w+))\2\s?)*$/i; var result = test_string.search(good_pattern);
Good · JavaScript
This example attempts to check if an input string is a "sentence" and is modified for Perl [REF-1164].
my $test_string = "Bad characters: \$\@\#"; my $bdrslt = $test_string; $bdrslt =~ /^(\w+\s?)*$/i;
Bad · Perl
my $test_string = "Bad characters: \$\@\#"; my $gdrslt = $test_string; $gdrslt =~ /^((?=(\w+))\2\s?)*$/i;
Good · Perl
CVE ID 标题 CVSS 风险等级 Published
CVE-2026-26936 Elastic Kibana 安全漏洞 — Kibana 4.9 Medium 2026-02-26
CVE-2026-27904 minimatch 安全漏洞 — minimatch 7.5 High 2026-02-26
CVE-2026-1388 GitLab CE/EE 安全漏洞 — GitLab 7.5 High 2026-02-25
CVE-2026-26996 minimatch 安全漏洞 — minimatch 7.5 - 2026-02-20
CVE-2026-2327 Markdown-It 安全漏洞 — markdown-it 5.3 Medium 2026-02-12
CVE-2025-69873 Ajv JSON schema validator 安全漏洞 — ajv 2.9 Low 2026-02-11
CVE-2026-26006 AutoGPT 安全漏洞 — AutoGPT 6.5 Medium 2026-02-10
CVE-2026-25547 brace-expansion 安全漏洞 — brace-expansion 7.5AI High AI 2026-02-04
CVE-2026-23897 @apollo/server 安全漏洞 — apollo-server 7.5 High 2026-02-04
CVE-2026-23956 seroval 安全漏洞 — seroval 7.5 High 2026-01-22
CVE-2026-22809 tarteaucitron.js 安全漏洞 — tarteaucitron.js 4.4 Medium 2026-01-13
CVE-2024-58340 LangChain 安全漏洞 — LangChain 7.5AI High AI 2026-01-12
CVE-2026-22691 pypdf 安全漏洞 — pypdf 6.5 - 2026-01-10
CVE-2026-21868 Flag Forge 安全漏洞 — flagForge 7.5 High 2026-01-08
CVE-2026-0668 MediaWiki - VisualData Extension 安全漏洞 — MediaWiki - VisualData Extension 7.5 - 2026-01-07
CVE-2026-0621 MCP TypeScript SDK 安全漏洞 — MCP TypeScript SDK 8.7 High 2026-01-05
CVE-2025-68475 Fedify 安全漏洞 — fedify 7.5 High 2025-12-22
CVE-2025-68142 PyMdown Extensions 安全漏洞 — pymdown-extensions 7.5AI High AI 2025-12-16
CVE-2025-66020 Valibot 安全漏洞 — valibot 7.5 High 2025-11-26
CVE-2025-62484 Zoom Workplace 安全漏洞 — Zoom Workplace 8.1 High 2025-11-13
CVE-2025-61581 Apache Traffic Control 安全漏洞 — Apache Traffic Control 7.5AI High AI 2025-10-16
CVE-2025-61921 Sinatra 安全漏洞 — sinatra 7.5AI High AI 2025-10-10
CVE-2025-6051 Hugging Face Transformers 安全漏洞 — huggingface/transformers 7.5 - 2025-09-14
CVE-2025-6638 Hugging Face Transformers 安全漏洞 — huggingface/transformers 7.5 - 2025-09-12
CVE-2025-58451 Cattown 安全漏洞 — Cattown 7.5AI High AI 2025-09-08
CVE-2025-9670 Turndown 安全漏洞 — turndown 5.3 Medium 2025-08-29
CVE-2025-43764 Liferay Portal和Liferay DXP 安全漏洞 — Portal 6.5AI Medium AI 2025-08-23
CVE-2025-9308 Yarn 安全漏洞 — Yarn 3.3 Low 2025-08-21
CVE-2025-54363 knack 安全漏洞 — Knack 7.5AI High AI 2025-08-20
CVE-2025-54364 knack 安全漏洞 — Knack 7.5AI High AI 2025-08-20

CWE-1333 是常见的弱点类别,本平台收录该类弱点关联的 359 条 CVE 漏洞。